package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品相关接口")
public class DishController {
    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> List(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }
    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品为:{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);

        //成功保存菜品后,清空缓存
        String key = "dish_" + dishDTO.getCategoryId();

        redisTemplate.delete(key);

        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> pageQuery(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分类查询,参数为:{}",dishPageQueryDTO);

        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }


    /**
     * 批量删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("批量删除菜品")
    //请求路径:admin/dish?ids=1,2,3
    public Result delete(@RequestParam List<Long>ids){
        log.info("批量删除菜品,参数为：{}",ids);
        //清空缓存
        String pattern = "dish_*";
        Set<String> keys = redisTemplate.keys(pattern);

        for (String key : keys) {
            redisTemplate.delete(key);
        }
        return Result.success();
    }

    /**
     * 根据ID查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据ID查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据ID查询菜品,参数为:{}",id);
        DishVO dishVO = dishService.getWitFlavorById(id);
        return Result.success(dishVO);
    }
    /**
     * 修改菜品
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品为:{}",dishDTO);
        dishService.updateWithFlavors(dishDTO);
        //清空缓存
        String pattern = "dish_*";
        Set<String> keys = redisTemplate.keys(pattern);

        for (String key : keys) {
            redisTemplate.delete(key);
        }

        return Result.success();
    }

    /**
     * 菜品的起售停售
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售停售")
    public Result<String> startOrStop(@PathVariable Integer status,Long id){
        dishService.startOrStop(status,id);

        //清空缓存
        String pattern = "dish_*";
        Set<String> keys = redisTemplate.keys(pattern);

        for (String key : keys) {
            redisTemplate.delete(key);
        }
        return Result.success();
    }

}
